package com.itheima.controller;


import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.itheima.common.R;
import com.itheima.pojo.PhoneAndCode;
import com.itheima.pojo.User;
import com.itheima.service.UserService;
import com.itheima.util.SMSUtils;
import com.itheima.util.ValidateCodeUtils;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpSession;
import java.util.Map;

@RestController
@RequestMapping("/user")
@Slf4j
public class UserController {

    @Autowired
    private UserService userService;

    @PostMapping("/sendMsg")
    public R<String> sendMsg(@RequestBody User user, HttpSession session) {
//        获取手机号
        String phone = user.getPhone();
//        判断手机号不为空
        if (StringUtils.isNotEmpty(phone)){
//            生成4位随机的验证码
            String code = ValidateCodeUtils.generateValidateCode(4).toString();
//            阿里云提供的ApI发送短信
//            SMSUtils.sendMessage("reggie","",phone,code);
//            在控制台打印验证码
            log.info(code);
//            将验证码保存到session
            session.setAttribute(phone,code);
            return R.success("发送验证码成功");
        }
        return R.error("发送验证码失败");
    }
    @PostMapping("/login")
    public R<User> login(@RequestBody Map map, HttpSession session){
        //获取手机号
        String phone = map.get("phone").toString();
        //获取验证码
        String code = map.get("code").toString();
        //从Session中获取保存的验证码
        Object sessionAttribute = session.getAttribute(phone);
        //进行验证码的比对（页面提交的验证码和Session中保存的验证码比对）
        if (sessionAttribute !=null&&sessionAttribute.equals(code)){
            //如果能够比对成功，说明登录成功
            LambdaQueryWrapper<User>queryWrapper=new LambdaQueryWrapper<>();
            queryWrapper.eq(User::getPhone,phone);
            User user = userService.getOne(queryWrapper);
//            判断手机号是否为新用户 时就自动注册
            if(user==null){
                user = new User();
                user.setPhone(phone);
                user.setStatus(1);
//                添加用户
                userService.save(user);
            }
            session.setAttribute("user",user.getId());
            return R.success(user);
        }
        return R.error("登录失败");

    }

    @PostMapping("loginout")
    public R<String>loginout( HttpSession session){
        session.removeAttribute("user");
        return R.success("退出成功");
    }

}
